Walking on Thin Ice
Episode 9 (1x9)
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Eun-soo goes to Hui-rim and proposes a deal. Meanwhile, Gyeong-do, who has been suspicious of the Phantom case, is falsely accused of being a "money grabber" through Tae-gu's scheme. Tae-gu, in search of a way to pressure Eun-soo, orders a rookie detective to tail Eun-soo's daughter, Su-ah.